return interruptible ? "enterIfInterruptibly" : "enterIf";
  }

  private String tryEnterIf() {
    return "tryEnterIf";
  }

  private String enterWhen() {
    return interruptible ? "enterWhen" : "enterWhenUninterruptibly";
  }

  private String waitFor() {
    return interruptible ? "waitFor" : "waitForUninterruptibly";
  }

  private String leave() {
    return "leave";
  }

    return interruptible ? "enterIfInterruptibly" : "enterIf";
  }

  private String tryEnterIf() {
    return "tryEnterIf";
  }

  private String enterWhen() {
    return interruptible ? "enterWhen" : "enterWhenUninterruptibly";
  }

  private String waitFor() {
    return interruptible ? "waitFor" : "waitForUninterruptibly";
  }

  private String leave() {
    return "leave";
  }

   * @since 33.4.0 (but since 28.0 in the JRE flavor)
   */
  @IgnoreJRERequirement // Users will use this only if they're already using Duration.
  public boolean enterWhenUninterruptibly(Guard guard, Duration time) {
    return enterWhenUninterruptibly(guard, toNanosSaturated(time), NANOSECONDS);
  }

  /**
   * Enters this monitor when the guard is satisfied. Blocks at most the given time, including both

      }
    }

    void addListener(Listener listener, Executor executor) {
      listeners.addListener(listener, executor);
    }

    void awaitHealthy() {
      monitor.enterWhenUninterruptibly(awaitHealthGuard);
      try {
        checkHealthy();
      } finally {
        monitor.leave();
      }
    }

    void awaitHealthy(long timeout, TimeUnit unit) throws TimeoutException {